Investors are looking forward to another week of chip stock reveals. Qualcomm is expected to give more details about its contract with a major data-center customer at its investor conference. Micron, the latest trillion-dollar semiconductor company, reports earnings.
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SK Hynix on Monday overtook Samsung Electronics to become South Korea's most valuable listed company, marking a dramatic reversal of fortunes for a chipmaker that two decades ago nearly collapsed under debt. The company, now the dominant supplier of high-bandwidth memory (HBM) chips used in AI systems for customers such as Nvidia and Alphabet's Google, has emerged as one of the biggest beneficiaries of the global AI boom, propelling a more than 340% rally in its shares this year and lifting its market value above both Samsung Electronics and Micron. Shares of SK Hynix, now the world's most valuable memory chipmaker, traded up 5.7% to bring the company's market capitalisation to 2,082.5 trillion won ($1.35 trillion) as of 0347 GMT, compared with gains of 0.4% in Samsung Electronics to 2,081.3 trillion won, excluding preferred shares.
SK Hynix on Monday overtook Samsung Electronics to become South Korea's most valuable listed company, marking a dramatic reversal of fortunes for a chipmaker that two decades ago nearly collapsed under debt. The company, now the dominant supplier of high-bandwidth memory (HBM) chips used in AI systems for customers such as Nvidia and Google has emerged as one of the biggest beneficiaries of the global AI boom, helping propel its shares up more than 340% this year and lifting its market value above both Samsung Electronics and Micron. Shares of SK Hynix, now the world's most valuable memory chipmaker, traded up 5.7% to bring the company's market capitalisation to 2,082.5 trillion won ($1.35 trillion) as of 0347 GMT, compared with gains of 0.4% in Samsung Electronics to 2081.3 trillion won, excluding preferred shares.
The market value of South Korean chipmaker SK Hynix briefly topped that of peer Samsung Electronics on Monday to make it the country's most valuable firm. Shares of SK Hynix, now the world's most valuable memory chipmaker, traded up 5.7% to bring the company's market capitalisation to 2,082.5 trillion won ($1.35 trillion) as of 0347 GMT, compared with gains of 0.4% in Samsung Electronics to 2081.3 trillion won, excluding preferred shares. Samsung Electronics had held the top spot since 2000.
FedEx Q4 earnings, Micron's AI memory results, and May PCE inflation data are the three events set to move markets this week.

Yahoo Finance's Josh Lipton takes a look at the top stories for investors to watch this week, including Micron (MU) earnings, Cerebras (CBRS) earnings, Carnival (CCL) earnings, home sales data, and Personal Consumption Expenditures (PCE) inflation data.
Paychex, Trip.com, and McCormick will also report earnings. Economic date this week include the Fed’s preferred inflation gauge and new-home sales.
Thursday delivers an economic data convergence with Q1 GDP revision, May Core PCE, durable goods orders, and initial jobless claims all at 8:30am, providing comprehensive economic assessment. The week features critical semiconductor earnings from Micron (MU) Wednesday and FedEx (FDX) Tuesday testing chip demand and logistics health.
Hewlett Packard Enterprise, Micron, and Palantir blew away analysts' expectations last quarter.
Consumer tech is being squeezed as chip production falls short and national-security fears limit buying from China.
Shares have tripled this year, and investors are looking for another strong update.
Investors Look to Chipmaker for Signals on AI DemandInvestors are closely watching the upcoming earnings report from Micron Technology (NASDAQ:MU), viewing it as an important indicator of whether the artificial intelligence-driven surge in semiconductor demand remains strong enough to support further gains in equity markets. Despite a sharp sell-off earlier in the week, major U.
The stock market works to build on a rebound from support as Micron Technology and FedEx report and the S&P indexes rebalance.
Why Micron stock could be on course for a fall when it reports fiscal third quarter earnings after the market closes on Wednesday next week.
By Laura Matthews NEW YORK, June 19 (Reuters) - Investors are seeking signs that the U.S. stock market rally fueled by artificial intelligence has more life left in it, and the upcoming Micron
The memory specialist heads into Wednesday's report having already guided for record revenue. But after a run that has more than tripled the stock this year, the outlook on memory pricing and supply may matter more than the quarter itself.
Micron, one of the hottest stocks in 2026, is on deck to report quarterly results in the coming days. But how have sales and EPS expectations evolved?
Plus, Bank of England holds rates steady and investors keep requesting withdrawals from private-credit funds.
Micron stock, a huge winner in 2025, continues to probe all-time highs amid a "supercycle" for memory and storage stocks thanks to AI demand.
Micron Gets Massive Wall Street Vote of Confidence Ahead of Earnings
Investing.com -- Micron Technology (NASDAQ:MU) has firmly established itself as one of the definitive AI infrastructure winners of 2026, triggering a massive wave of panic-buying among Wall Street analysts who are aggressively rewriting their models. Driven by an insatiable hunger for data center memory, multiple premier research firms have drastically hoisted their price targets, pushing expectations into an unprecedented $1,200 to $1,500 range. The frantic revisions come as Micron trades near
US stocks are set to rebound on Thursday after Wall Street suffered a sharp sell-off following the first meeting of a new Federal Reserve regime, with investors taking comfort from signs of a de-escalation in the Middle East. Futures on the Nasdaq 100 have risen 1.3%, while the S&P 500...
Investing.com -- Shares of U.S. semiconductor companies climbed in premarket trading Thursday after President Trump said Apple has agreed to work with Intel to design and manufacture its chips domestically.
(Corrects days of the week throughout the text) June 18 (Reuters) - U.S. stock index futures rebounded on Thursday after the previous session's selloff as optimism about a Middle East peace deal
Shares of the memory-chip maker rally after Apple CEO Tim Cook says price hikes will be “unavoidable” for the iPhone maker.
Stocktwits data showed retail sentiment has improved to ‘bullish’ on SPY and QQQ from ‘bearish’ earlier in the week.
NVDA and MU are key drivers of Tech sector earnings growth as S&P 500 Q2 profits are forecast to rise 22.3% on 11.0% higher revenues.
Even when excluding the significant upward revisions to Energy sector estimates, aggregate Q2 earnings estimates for the remainder of the S&P 500 index would still be in positive territory since the start of April.
SK Hynix said on Thursday it has shipped samples of its latest high-bandwidth memory (HBM) chips to major customers, as the South Korean chipmaker seeks to strengthen its position in the fast-growing AI semiconductor market. The next-generation 12-layer HBM4E chip reaches speeds of up to 16 gigabits per second per pin and offers over 20% better power efficiency than previous models, the company said. HBM chips are used in AI chipsets and are crucial components for processors such as those made by Nvidia, helping handle vast data needed to train AI models.
AI companies like SpaceX need lots of AI chips -- and lots of memory chips from Micron to help them work.